<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <script>
    let obj={
        name:'',
        age:""
    }
    let list=[]
    for(var i=0;i<3;i++){
        list.push(obj)
        console.log(list[i]);
        
        
    }
    list[0].name='rrr'
    console.log(list[1]);
    
    </script>
</body>
</html>